Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Current assets
Cash and cash equivalents	$ 1,896	$ 2,303
Prepaid expense	39	56
Other current assets	3	6
Total assets	1,938	2,365
Current liabilities
Accounts payable	698	259
Accrued liabilities	92	423
Derivative liabilities	10,213	6,640
Total current liabilities	11,003	7,322
Total liabilities	11,003	7,322
Commitments (Note 6)
Stockholders' (deficit) equity
Common stock, no par value; unlimited sharesauthorized; (2013 - 25,158, 2012 - 25,158 sharesissued and outstanding)	65,952	65,952
Additional paid-in capital	38,391	38,391
Deficit accumulated during development stage	(114,651)	(110,543)
Accumulated other comprehensive income	1,243	1,243
Total stockholders' (deficit) equity	(9,065)	(4,957)
Total liabilities and stockholders' equity	$ 1,938	$ 2,365